425040122805 has 64 divisors (see below), whose sum is σ = 729943280640. Its totient is φ = 210435941376.

The previous prime is 425040122789. The next prime is 425040122807. The reversal of 425040122805 is 508221040524.

It is not a de Polignac number, because 425040122805 - 2⁴ = 425040122789 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425040122807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13084914 + ... + 13117356.

It is an arithmetic number, because the mean of its divisors is an integer number (11405363760).

Almost surely, 2^425040122805 is an apocalyptic number.

It is an amenable number.

425040122805 is a deficient number, since it is larger than the sum of its proper divisors (304903157835).

425040122805 is a wasteful number, since it uses less digits than its factorization.

425040122805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33170.

The product of its (nonzero) digits is 25600, while the sum is 33.

The spelling of 425040122805 in words is "four hundred twenty-five billion, forty million, one hundred twenty-two thousand, eight hundred five".